Molding composition



Patented Dec. 7, 1926.

UNITED s'rairas PATENT OFFICE.

RICARDO ESPINO, OF SAN FRANCISCO, CALIFORNIA.

MOLDING COMPOSITION.

1T0 Drawing.

glue, making it of the thickness ordinarily.

used by carpenters, and when dissolved, mix

15 it with the paper pulp. The plaster and the flour I mix together dry, and, if a coloring is desired I mix it, dry, with the plaster and flour. These dry ingredients I then mix thoroughly with the paper pulp and glue.

20 and add water to bring the mass to a proper consistency for modeling.

Application fi1ed April 14, 1 920. Serial No. 373,960.

The proportions which I have found in practice to be most satisfactory are the following, viz: plaster of Paris 16 02.; white flour, 6 02.; glue, 2 02.; paper pulp, 4: 0a., and water, add coloring matter according to the depth of tint desired.

Believing I have produced a new and useful composition of matter and having fully described the same What I claim and desire to secure by Letters Patent of the United States, is the following, to wit The within deseribed molding composition, composed of paper pulp, 4 02.; glue, 2 02.; white flour, 6 02.; plaster of Paris, 16 oz.; and water.

In testimony that I claim the foregoing I have hereto set my hand this 25th day of March, 1920.

RICARDO ESPINO. 

